Chapter

 1 IV  |    by all the partisans of aviation, whose work slowly but surely
 2 IV  | triumph. To the enemies of aviation, who urge that the bird
 3 IV  | own weight, the problem of aviation was solved. Besides, it
 4 IV  |   same, that the theory of aviation is condemned beforehand,
 5 IV  |    much of the benefits of aviation, have you ever aviated?”~“
 6 IV  |    as if some apparatus of aviation had borne him into the air.~
 7 VII |    to solve the problem of aviation. And in a few years—as we
 8 VII |  most persistent adepts at aviation.~“They will crowd the air
 9 VIII|    I solved the problem of aviation. That is what a balloon
10 XV  |  condemn them to perpetual aviation? Or was he going to take
11 XVI |     sentenced to perpetual aviation, was this not enough to